<html>
    <title>after</title>
    <style>
        .wrap{
            width: 400px;
            /* height: 300px; */
            background: rgb(192, 48, 48);
            color: #fff;
        }
        .wrap img{
            width: 80%;
            margin: 20px;
        }
        .cle:after{
            content: '111';
            clear: both;
            display: block;
            visibility: hidden;
            width: 0;
            height: 0;
        }
        .fl{
            float: left;
        }
    </style>
    <body>
        <div class="wrap cle">
            <img src="../img/1621216907(1).png" alt="" class="fl">
        </div>
        
    </body>
</html>